““In fact, however, the most useful analogy to keep in mind is that a language is like a lava lamp. The “lava” slowly swirls and clumps and rises and falls in its fluid in an eternal, mesmerizing flow. Although constantly changing, in no sense is the clump of lava decaying—if one piece is beginning to drip or split into strands, we can be sure that a few inches away, other pieces are joining together. At any given point, we do not see the present configuration of the lava clump as somehow “better” than the one thirty seconds ago—the joy is in the infinite variations that the clump can take while at all times remaining consistent in its expressive motility. DIFFERENT SPINS””